EP2222419A1 - Vorrichtung und verfahren für die qualtitätsprüfung von blechteilen - Google Patents
Vorrichtung und verfahren für die qualtitätsprüfung von blechteilenInfo
- Publication number
- EP2222419A1 EP2222419A1 EP08860284A EP08860284A EP2222419A1 EP 2222419 A1 EP2222419 A1 EP 2222419A1 EP 08860284 A EP08860284 A EP 08860284A EP 08860284 A EP08860284 A EP 08860284A EP 2222419 A1 EP2222419 A1 EP 2222419A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- sheet metal
- metal part
- sound
- metal parts
- curve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002184 metal Substances 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000012372 quality testing Methods 0.000 title abstract 2
- 238000012360 testing method Methods 0.000 claims abstract description 37
- 238000011156 evaluation Methods 0.000 claims abstract description 15
- 238000007689 inspection Methods 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 3
- 230000000284 resting effect Effects 0.000 claims description 3
- 230000004936 stimulating effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005284 excitation Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000013528 artificial neural network Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/045—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/11—Analysing solids by measuring attenuation of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
- G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4445—Classification of defects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4481—Neural networks
Definitions
- a second vibration decoupling can be provided by the recordings for the sheet metal part being vibration-decoupled from the frame.
- a locating bolt enforce the elastomeric recordings.
Landscapes
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Evolutionary Computation (AREA)
- Artificial Intelligence (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007060278A DE102007060278A1 (de) | 2007-12-12 | 2007-12-12 | Vorrichtung und Verfahren für die Qualitätsprüfung von Blechteilen |
PCT/EP2008/009919 WO2009074220A1 (de) | 2007-12-12 | 2008-11-22 | Vorrichtung und verfahren für die qualtitätsprüfung von blechteilen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2222419A1 true EP2222419A1 (de) | 2010-09-01 |
EP2222419B1 EP2222419B1 (de) | 2013-08-14 |
Family
ID=40364419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08860284.2A Not-in-force EP2222419B1 (de) | 2007-12-12 | 2008-11-22 | Vorrichtung und verfahren für die qualtitätsprüfung von blechteilen |
Country Status (4)
Country | Link |
---|---|
US (1) | US8365598B2 (de) |
EP (1) | EP2222419B1 (de) |
DE (1) | DE102007060278A1 (de) |
WO (1) | WO2009074220A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201013819D0 (en) * | 2010-08-18 | 2010-09-29 | Johnson & Allen Ltd | Articulation assembly |
DE102012100096B4 (de) | 2012-01-06 | 2016-10-27 | Benteler Automobiltechnik Gmbh | Umformwerkzeug mit akustischer Qualitätskontrolle |
CN104995505A (zh) * | 2012-08-06 | 2015-10-21 | 索普拉有限责任公司 | 空间物体材料类型识别方法和装置 |
DE102014201273A1 (de) | 2014-01-24 | 2015-07-30 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zur automatisierten Qualitätskontrolle bei der Serienherstellung von Blechformteilen und Anlage zur Serienherstellung von Blechformteilen |
DE102014214201A1 (de) | 2014-07-22 | 2016-01-28 | Bayerische Motoren Werke Aktiengesellschaft | Pressenlinie mit Kameraeinrichtung zur Prozessüberwachung und Verfahren zur Herstellung von Blechformteilen |
DE102014117650B4 (de) * | 2014-12-02 | 2020-12-31 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Verfahren zur automatisierten Bestimmung einer dynamischen Steifigkeit eines Objekts |
DE102016108163A1 (de) * | 2016-05-03 | 2017-11-09 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren und Vorrichtung zum Bestimmen einer Qualität eines in einem Umformvorgang umgeformten Bauteils |
DE102017208909A1 (de) * | 2017-05-26 | 2018-11-29 | Trumpf Werkzeugmaschinen Gmbh + Co. Kg | Verfahren zum Bestimmen von Materialeigenschaften eines Werkstücks durch Audioanalyse einer Werkstückbearbeitung sowie Stanzmaschine und Computerprogrammprodukt |
CN109465200B (zh) * | 2018-10-15 | 2021-05-25 | 深圳蓝胖子机器人有限公司 | 一种自动化物品分拣设备及方法 |
US11016002B2 (en) | 2018-10-30 | 2021-05-25 | Ford Global Technologies, Llc | In situ vibration-based verification of vehicle doors |
CN109975411B (zh) * | 2019-04-17 | 2021-09-24 | 江苏至上检测科技有限公司 | 轴零件批量相控阵超声检测流水线 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3023609A (en) * | 1958-06-04 | 1962-03-06 | Gen Motors Corp | Flaw detection apparatus |
US3580056A (en) * | 1967-10-12 | 1971-05-25 | Hayes Albion Corp | Nondestructive, resonant testing apparatus with magnetic pickup |
US3623358A (en) * | 1970-02-20 | 1971-11-30 | Iwatani & Co | Method of non-destructive examination of specimens |
DE2025654B2 (de) * | 1970-05-26 | 1971-08-12 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Anordnung zur linearen umwandlung einer mechanischen groesse in eine frequenz |
US4283952A (en) * | 1979-05-21 | 1981-08-18 | Laser Technology, Inc. | Flaw detecting device and method |
IT1182581B (it) | 1985-09-30 | 1987-10-05 | Fiat Auto Spa | Procedimento ed apparecchiatura per rilevare la presenza di rotture di lavorazione in pezzi meccanici ottenuti per stampaggio |
US4722223A (en) * | 1986-05-06 | 1988-02-02 | Her Majesty The Queen In Right Of The Province Of Alberta, As Represented By The Minister Of Energy & Natural Resources | Transverse vibration apparatus for grading wood panels |
JPH0785047B2 (ja) * | 1987-04-06 | 1995-09-13 | 大阪府 | 棒材又は板材の損失係数、動弾性係数、動せん断弾性係数及び動ポアソン比の測定方法並びに測定装置 |
DD293428A5 (de) | 1990-04-05 | 1991-08-29 | Inst Energetik | Verfahren und vorrichtung zur ermittlung von dopplungen in blechen |
JPH03289561A (ja) * | 1990-04-06 | 1991-12-19 | Iwatsu Electric Co Ltd | 欠陥及び異硬度部分の検出方法及び装置 |
DE4207728A1 (de) | 1992-03-11 | 1993-09-23 | Fraunhofer Ges Forschung | Verfahren zur qualitaetspruefung von pruefobjekten |
DE4242442C2 (de) | 1992-12-16 | 1996-09-05 | Daimler Benz Ag | Verfahren zum Einstellen der Klemmkraft des Niederhalters von Ziehpressen |
DE19837369A1 (de) | 1998-08-18 | 2000-03-02 | Benteler Werke Ag | Verfahren und Vorrichtung zur Rißerkennung bei der Tiefziehverformung |
US6397680B1 (en) * | 2000-07-24 | 2002-06-04 | National Research Council Of Canada | Ultrasonic spectroscopy apparatus for determining thickness and other properties of multilayer structures |
DE102004031184B3 (de) | 2004-06-28 | 2005-10-06 | Benteler Automobiltechnik Gmbh | Karosseriekomponente |
JP4875589B2 (ja) * | 2007-11-01 | 2012-02-15 | 本田技研工業株式会社 | パネルの検査装置及び検査方法 |
-
2007
- 2007-12-12 DE DE102007060278A patent/DE102007060278A1/de not_active Withdrawn
-
2008
- 2008-11-22 US US12/808,075 patent/US8365598B2/en active Active
- 2008-11-22 EP EP08860284.2A patent/EP2222419B1/de not_active Not-in-force
- 2008-11-22 WO PCT/EP2008/009919 patent/WO2009074220A1/de active Application Filing
Non-Patent Citations (1)
Title |
---|
See references of WO2009074220A1 * |
Also Published As
Publication number | Publication date |
---|---|
US8365598B2 (en) | 2013-02-05 |
US20100326195A1 (en) | 2010-12-30 |
DE102007060278A1 (de) | 2009-06-18 |
EP2222419B1 (de) | 2013-08-14 |
WO2009074220A1 (de) | 2009-06-18 |
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Inventor name: JONUSCHEIT, HORST Inventor name: MENTEN, RAINER Inventor name: SCHNEEGAST, BERND Inventor name: LICHT, CHRISTIAN Inventor name: HEIMBERGER, HANS-STEFAN Inventor name: UHLIG, TIMO Inventor name: EICHLER, ANDREAS |
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